ISP Gateway Address: (see ISP for definition). The ISP Gateway Address is an IP address for the Internet router loca
at the ISP's office.
ted
LAN: Local Area Network. A LAN is a group of computers and devices connected together in a relatively small area
MAC Address: MAC stands for Media Access Control. A MAC address is the hardware address of a device connected
often
s. Using the router’s NAT capability, you can access the Internet from any computer on your home network without
having to purchase more IP addresses from your ISP.
Clients (LAN PCs) use port numbers to distinguish one network application/protocol over another. Below
is a list of common applications and protocol/port numbers:
Application Protocol Port Number
ISP: Internet Service Provider. An ISP is a business that provides connectivity to the Internet for individuals and other
businesses or organizations.
(such as a house or an office). Your home network is considered a LAN.
to a network. The MAC address is a unique identifier for a device with an Ethernet interface. It is comprised of two
parts: 3 bytes of data that corresponds to the Manufacturer ID (unique for each manufacturer), plus 3 bytes that are
used as the product’s serial number.
NAT: Network Address Translation. This process allows all of the computers on your home network to use one IP
addres
Port: Network
Telnet TCP 23
FTP TCP 21
SMTP TCP 25
POP3 TCP 110
H.323 TCP 1720
SNMP UCP 161
SNMP Trap UDP 162
HTTP TCP 80
PPTP TCP 1723
PC Anywhere TCP 5631
PC Anywhere UDP 5632
PPPoE: Point-to-Point Protocol over Ethernet. Point-to-Point Protocol is a secure data transmission method originally
PoE relies on two widely accepted standards,
t is a communications protocol for transmitting information over Ethernet
created for dial-up connections; PPPoE is for Ethernet connections. PP
Ethernet and the Point-to-Point Protocol. I
between different manufacturers.
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